1 files changed, 92 insertions, 0 deletions
diff --git a/src/ft_printf/ft_printf.c b/src/ft_printf/ft_printf.c
new file mode 100644
index 0000000..daa0cf2
--- /dev/null
+++ b/src/ft_printf/ft_printf.c
@@ -0,0 +1,92 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_printf.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2019/10/29 00:15:28 by cacharle          #+#    #+#             */
+/*   Updated: 2019/11/13 08:56:49 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_vasprintf.h"
+
+int			ft_printf(const char *format, ...)
+{
+	t_printf_status	status;
+
+	if (format == NULL)
+		return (STATUS_ERROR);
+	if (!parse(format, &status.flist))
+		return (STATUS_ERROR);
+	va_start(status.ap, format);
+	status.format = format;
+	status.out = NULL;
+	status.out_size = 0;
+	while (*status.format)
+	{
+		if (*status.format == '%'
+			&& (status.format =
+				add_conversion(&status, status.flist->content)) == NULL)
+			return (destroy_status_error(&status));
+		else if ((status.format = add_between(&status)) == NULL)
+			return (destroy_status_error(&status));
+	}
+	va_end(status.ap);
+	list_destroy(&status.flist);
+	write(STDOUT_FILENO, status.out, status.out_size);
+	free(status.out);
+	return (status.out_size);
+}
+
+const char	*add_conversion(t_printf_status *status, t_pformat *pformat)
+{
+	char	*conversion_str;
+
+	conversion_str = convert(pformat, status->ap);
+	if (pformat->specifier == 'n')
+	{
+		if (pformat->written != NULL)
+			*pformat->written = status->out_size;
+		status->format += pformat->fmt_len;
+		list_pop_front(&status->flist);
+		return (status->format + 1);
+	}
+	if (conversion_str == NULL)
+		return (NULL);
+	if (pformat->specifier != 'c')
+		pformat->size = ft_strlen(conversion_str);
+	if ((status->out = ft_memjoin_free(status->out, status->out_size,
+									conversion_str, pformat->size)) == NULL)
+		return (NULL);
+	status->out_size += pformat->size;
+	free(conversion_str);
+	status->format += pformat->fmt_len;
+	list_pop_front(&status->flist);
+	return (status->format + 1);
+}
+
+const char	*add_between(t_printf_status *status)
+{
+	int i;
+
+	i = 0;
+	while (status->format[i] && status->format[i] != '%')
+		i++;
+	if ((status->out = ft_memjoin_free(status->out, status->out_size,
+									(void*)status->format, i)) == NULL)
+		return (NULL);
+	status->out_size += i;
+	return (status->format + i);
+}
+
+int			destroy_status_error(t_printf_status *status)
+{
+	if (status == NULL)
+		return (STATUS_ERROR);
+	va_end(status->ap);
+	list_destroy(&status->flist);
+	free(status->out);
+	return (STATUS_ERROR);
+}